14121044221 has 2 divisors, whose sum is σ = 14121044222. Its totient is φ = 14121044220.

The previous prime is 14121044173. The next prime is 14121044263. The reversal of 14121044221 is 12244012141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8790000025 + 5331044196 = 93755^2 + 73014^2 .

It is a cyclic number.

It is not a de Polignac number, because 14121044221 - 2¹³ = 14121036029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14121044192 and 14121044201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14121045221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7060522110 + 7060522111.

It is an arithmetic number, because the mean of its divisors is an integer number (7060522111).

Almost surely, 2^14121044221 is an apocalyptic number.

It is an amenable number.

14121044221 is a deficient number, since it is larger than the sum of its proper divisors (1).

14121044221 is an equidigital number, since it uses as much as digits as its factorization.

14121044221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 14121044221 its reverse (12244012141), we get a palindrome (26365056362).

The spelling of 14121044221 in words is "fourteen billion, one hundred twenty-one million, forty-four thousand, two hundred twenty-one".